Mark Jeffrey Jo, MD
Orthopaedic Trauma Physician · Pasadena, CA
Mark Jeffrey Jo, MD is an orthopaedic trauma physician with a practice address in Pasadena, California, and NPI 1689974255, issued on Oct 28, 2010. Check the license (California A122314, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mark Jeffrey Jo
- Credential
- MD
- Primary taxonomy
- Orthopaedic Trauma Physician 207XX0801X
- License number
- A122314 CA
Self-reported in NPPES; status is on the state search - Practice location
- 10 Congress St, Pasadena, CA 91105
- Phone
- (626) 795-0282
- Enumerated
- Oct 28, 2010
- Record last updated
- Feb 18, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (626) 792-0682
- Medicare enrollment
- Enrolled (PECOS I20120904000150); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 2006
- Entity
- Type 1 · individual
8 nearest orthopaedic trauma physician records → All 114 in California → Look up another NPI →
Also registered at 10 Congress St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mark Jeffrey Jo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A122314Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.9 times the Medicare Part D claims of the average orthopaedic trauma physician in 2024
439 Medicare Part D claims for 157 beneficiaries, against an average of 151 among the 627 providers of this specialty who prescribed in Part D. 66 claims were for opioids.
Most prescribed
- Celecoxib266 claims
- Diclofenac Sodium57 claims
- Hydrocodone-Acetaminophen37 claims
- Oxycodone-Acetaminophen23 claims
- Ibuprofen16 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $320.38
3 payments; by number, the most common kind was food and beverage; the largest payer was Globus Medical, Inc. The 722 providers of this specialty with any payment received $15,814.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Huntington Orthopedic Surgical GroupPasadena, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Jeffrey Jo among 114 orthopaedic trauma physician records in California
Mark Jeffrey Jo, MD is one of 114 orthopaedic trauma physician records with a practice address in California. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 53% of them.
- NPI issued2010 · 53% of these records are older, 44% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileYes · 83% of these records are
- Graduated2006 · median 2009 among the 95 with a school on file
- Record last updated2015 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207XX0801X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Trauma Physician providers in California
There are 114 orthopaedic trauma physician records in California.
All 114 in California → Every provider in Pasadena → Orthopaedic Trauma Physician nationwide →
The 8 orthopaedic trauma physician records with the nearest ZIP codes
- Neil Sardesai, MDArcadia, CA 910071275876955
- David Friedberg, MDEncino, CA 913161952629735
- Michael Shapiro, MDEncino, CA 913161629178785
- John Delgado, MDThousand Oaks, CA 913611225204845
- Daniel Zinar, M.D.Torrance, CA 905031720074461
- Christopher Hoshino, MDTorrance, CA 905021881881431
- Hrayr Basmajian, M.D., M.S.Pomona, CA 917671982854626
- Christopher Hayes, M.D.Pomona, CA 917671467711713
Common questions
What is Mark Jeffrey Jo, MD's NPI number?
Mark Jeffrey Jo, MD's National Provider Identifier (NPI) is 1689974255, issued on Oct 28, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Mark Jeffrey Jo, MD located?
The NPPES record lists a practice address at 10 Congress St, Pasadena, CA, 91105. Phone: (626) 795-0282. Providers update this record themselves, so call before visiting.
How can I verify Mark Jeffrey Jo, MD's license?
NPPES lists California license number A122314, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mark Jeffrey Jo, MD prescribe under Medicare Part D?
In 2024, Mark Jeffrey Jo, MD had 439 Medicare Part D claims for 157 beneficiaries; the average among orthopaedic trauma physician prescribers was 151. Part D covers Medicare prescriptions only.
What is Mark Jeffrey Jo, MD's MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.